Paper for transfer pattern printing

Abstract

The invention relates to a transfer paper ( 4 ) for use for transferring a print of ink onto a fabric, said transfer paper comprising: i) a base paper ( 2 ); ii) an additive ( 8 ) comprising a starch component, and a binding agent; wherein said starch component being a starch selected from the group comprising: unmodified starch or a modified starch or a mixture thereof; and wherein said binding agent being a binding agent selected from the group comprising: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer and an alkenyl succinic anhydride and a mixture thereof; wherein said base paper ( 2 ) comprises an amount of said additive by being impregnated therewith; and wherein said base paper ( 2 ) having a water uptake as defined by a Cobb-45 value of 10-100 g/m 2 and a having a Gurley porosity of 10-140 seconds. The present invention furthermore relates to uses of the transfer paper ( 4 ).

The invention claimed is: 
     
       1. A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
 i) a base paper; 
 ii) an additive comprising a starch component, and a binding agent; 
 wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and 
 wherein said binding agent is a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and 
 wherein said base paper comprises a weight and an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of 10-140 seconds. 
 
     
     
       2. The transfer paper according to  claim 1 , said base paper having a weight of 30-80 g/m 2 . 
     
     
       3. The transfer paper according to  claim 1 , wherein said base paper having water uptake as defined by a Cobb-45 value of 25-50 g/m 2 . 
     
     
       4. The transfer paper according to  claim 1 , wherein said base paper having a Gurley porosity of 60-150 seconds. 
     
     
       5. The transfer paper according to  claim 1 , wherein the amount of the starch component in the additive is 62-88 weight-%, the percentages being dry weight percentages based on the total amount of additive. 
     
     
       6. The transfer paper according to  claim 1 , wherein the amount of the binding agent in the additive is 12-38 weight-%, the percentages being dry weight percentages based on the total amount of additive. 
     
     
       7. The transfer paper according to  claim 1 , wherein said base paper having a weight of less than 70 g/m 2 . 
     
     
       8. The transfer paper of  claim 1 , wherein the additive is impregnated extending throughout the internal fibrous structure of the base paper. 
     
     
       9. A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
 i) a base paper; 
 ii) an additive comprising a starch component, and a binding agent; 
 wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and 
 wherein said binding agent is being a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and 
 wherein said base paper comprises a weight and an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of 10-140 seconds; and 
 wherein the density of said additive on said base paper is 2-15 g/m 2 , said density range being based on the dry content of the additive. 
 
     
     
       10. The transfer paper according to  claim 9 , wherein the amount of the starch component in the additive is 62-88 weight-%, the percentages being dry weight percentages based on the total amount of additive. 
     
     
       11. The transfer paper according to  claim 9 , wherein the amount of the binding agent in the additive is 12-38 weight-%, the percentages being dry weight percentages based on the total amount of additive. 
     
     
       12. The transfer paper according to  claim 9 , the transfer paper having an absence of a barrier layer over said additive. 
     
     
       13. The transfer paper of  claim 9 , wherein the additive is impregnated extending throughout the internal fibrous structure of the base paper. 
     
     
       14. A transfer paper for use for transferring a print of ink onto a fabric, said transfer paper comprising:
 i) a base paper; 
 ii) an additive comprising a starch component, and a binding agent; 
 wherein said starch is an unmodified starch, a modified starch or a mixture thereof; and 
 wherein said binding agent is a binding agent selected from the group consisting of: an alkyl ketene dimer, a tall oil/fumaric acid copolymer, a styrene/acrylate copolymer, an alkenyl succinic anhydride, and a mixture thereof; and 
 wherein said base paper comprises an amount of said additive by being impregnated therewith effective to provide said transfer paper, wherein said base paper having a water uptake as defined by a Cobb-45 value of 10-100 g/m2 and a Gurley porosity of less than 100 seconds. 
 
     
     
       15. The transfer paper according to  claim 14 , wherein said base paper having a weight of less than 70 g/m 2 .